Incoming Resources
- On the origin of time, Stephen Hawking's final theory, Thomas Hertog
- The universe
- Hacia las estrellas, una breve guía del universo, Álex Riveiro
- Astrophysics for people in a hurry, Neil deGrasse Tyson
- The universe, a cosmic tour, writer, Darlene Stille
- The universe, mysteries and marvels, by Rebecca Hankin
- The Milky Way, writer, Darlene Stille
- The accidental universe, the world you thought you knew, Alan Lightman
- Galaxies, writer, Darlene Stille
- The Milky Way and other galaxies, Gail Terp